first commit

bundles/KupShop/AdminBundle/Query/Invert.php

@@ -0,0 +1,21 @@
+<?php
+
+namespace KupShop\AdminBundle\Query;
+
+use Query\Operator;
+
+class Invert
+{
+    public static function checkInvert($operator, $invert, $nullableField = null)
+    {
+        if (isset($invert) && $invert == 1) {
+            if ($nullableField) {
+                return Operator::notOrNull($operator, $nullableField);
+            }
+
+            return Operator::not($operator);
+        }
+
+        return $operator;
+    }
+}